// Copyright (c) 2008-2010, Arne Claus
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are permitted provided that the 
// following conditions are met:
//
// - Redistributions of source code must retain the above copyright notice, this list of conditions and the following 
//   disclaimer.
// - Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following 
//   disclaimer in the documentation and/or other materials provided with the distribution.
// - Neither the name Arne Claus nor the names of any contributors may be used to endorse or promote products
//   derived from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, 
// INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
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#ifndef __INCLUDED_COGL_INDEX_BUFFER_ATOMIC_H_
#define __INCLUDED_COGL_INDEX_BUFFER_ATOMIC_H_

#include "CRL_BufferAtomic.h"
#include "CRL_IndexBufferDescriptor.h"

CB_SUBNAMESPACE_START(OpenGL)

class CIndexBufferAtomic : public RenderLib::IBufferAtomic
{
public:
	
	CIndexBufferAtomic(const RenderLib::CIndexBufferDescriptor& _rDescriptor);
    virtual ~CIndexBufferAtomic();
	
public:
    
	virtual void* Lock(RenderLib::IBufferAtomic::ELockType _LockType);
    virtual void* Lock(RenderLib::IBufferAtomic::ELockType _LockType, const RenderLib::CRangeDescriptor& _rRange);
    
    virtual void Unlock();
	
	virtual void Update(const void* _pData);
	virtual void Update(const void* _pData, const RenderLib::CRangeDescriptor& _rRange);
    
    virtual int Bind(uint8 _Stream=0, uint32 _Offset=0, uint32 _Size=0);
	virtual int Unbind();
	
private:
	
    RenderLib::CIndexBufferDescriptor m_Descriptor;
    
	uint32 m_BufferResourceId;
    bool   m_Bound;
};

CB_SUBNAMESPACE_END

#endif
